An example operation may include one or more of a processor configured to receive a database command from a client system, the database command comprising a database function and parameters to be used by the database function, and to execute the database command on database data, and an interface configured to transmit the database command to one or more other databases that are within a decentralized database system in which each database node is controlled by a different entity, wherein in response to receiving a request from an ordering node of the decentralized database system, the processor may commit results of executing the database command to a database and store information about the database command in an append-only immutable database log.